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Writer's pictureDr. Shruti Shah

What is the Purpose of Defibrillation? 

A Defibrillator is a medical device that delivers an electric shock to the heart to help restore a normal heartbeat during emergencies.  


It is commonly used to treat irregular heart rhythms or stop abnormal heartbeats. 

Hospitals and clinics regularly use defibrillators because they significantly improve a person's chances of survival. 


Research shows that for every minute a person experiencing sudden cardiac arrest does not receive defibrillation or CPR, their survival chances drop by about 10%. 

What is Defibrillation? 


A defibrillator is a device used to restore a normal heart rhythm when someone has a dangerous heart problem, like ventricular fibrillation or a stopped heart. 


In emergencies, it should be used immediately if the person collapses, becomes unconscious, and stops breathing. 


The defibrillator sends an electric shock (called a counter-shock) to the heart.


This resets the heart’s rhythm, allowing it to beat normally again. 


Older defibrillators were big and used mainly in ambulances or hospitals. 


Portable automated external defibrillators (AEDs) are available for public use.


Many places like airplanes, police cars, and areas with large crowds are required by law to have AEDs. 


These portable devices are becoming more common and can already be found in many public spaces. 



What Are the Different Types of Defibrillators?

 

Defibrillators come in various types, each Customized for specific situations. 


1. Automated External Defibrillators (AEDs): 


Automated External Defibrillators portable devices are designed for public use.  


With voice prompts and straightforward instructions, even someone with no medical training can operate an AED. 


2. Implantable Cardioverter Defibrillators (ICDs):


ICDs are surgically implanted in individuals at high risk of cardiac arrest.  


They constantly monitor heart rhythms and deliver shocks as needed, acting like a personal safety net. 


3. Manual Defibrillators:


Primarily used by healthcare professionals, manual defibrillators require skill and training. 


They allow more control over the energy levels and timing of shocks, making them ideal for hospitals. 



How Do Defibrillators Work? 


Defibrillators help regulate irregular heartbeats to prevent serious heart problems. The device can deliver either a low or high-energy shock, depending on the issue. 


  • Low-Energy Shocks: Implantable cardioverter defibrillators (ICDs) can give a mild, painless pacing sensation to fix minor heartbeat problems. Often, you won’t feel this at all. 

  • High-Energy Shocks: For more serious rhythm issues, the ICD delivers a stronger shock. These shocks may feel uncomfortable but only last a few seconds. 


Typically, one shock is enough to correct the problem. in severe cases, multiple shocks may be needed.


If multiple shocks occur within 24 hours, this is called an "electrical storm." 


After Multiple Shocks: 

  • Contact your doctor immediately to check your heart's health. 

  • Your doctor might adjust the device’s settings to lower the shock frequency or intensity. 

  • Verify that your device is functioning properly, as some defibrillators may only work for one major event. 



Precautions When Using a Defibrillator 


When using an automated external defibrillator (AED), it is crucial to follow these safety precautions: 


1. Avoid Contact During Defibrillation: 


Do not touch the patient during the defibrillation process to prevent accidental shocks. 


2. Avoid Alcohol Wipes: 


Since alcohol is flammable, avoid using alcohol wipes during defibrillation. 


3. Stationary Use: 


Never perform the procedure in a moving vehicle, as motion can reduce the defibrillator's effectiveness. 


4. Keep Away from Water: 


Ensure the patient is not in contact with water. Move them to a dry area before defibrillation. 


5. Age and Weight Restrictions: 


Avoid using AEDs on children under 8 years old or individuals weighing less than 90 pounds, as standard AEDs are not suitable for smaller individuals. 


6. Remove Medication Patches: 


Check for and remove any nitroglycerine or similar patches from the patient’s skin. 


7. Pacemaker Caution: 


Do not place AED paddles directly over an internal pacemaker. 


8. Stay Still During Analysis: 


Do not touch or move the patient while the AED analyzes the heart rhythm, as movement can disrupt the analysis. 


9. Flammable Materials: 


Avoid performing the procedure near flammable substances like alcohol or gasoline.

 

10. No Phones Nearby: 


Refrain from using a cell phone within six feet of the patient during the AED's analysis. 


11. Avoid Conductive Surfaces: 


Do not use the AED if the patient is on a conductive surface, like metal bleachers, as the shock may spread to others. 


12. Check for Pulse and Alertness: 


Never use an AED on someone who has a pulse or is alert. AEDs are designed for sudden cardiac arrest (SCA) and will not deliver a shock if unnecessary, a key safety feature. 


Why you Choose BuyAEDIndia for Defibrillation? 


BuyAEDIndia is an expert provider of defibrillation equipment, providing top-of-the-line AEDs from Philips, Zoll and Cardiac Science brands at affordable prices.  


Their wide selection of devices suits homes, workplaces, schools and public spaces whether it's your first purchase or professional guidance from expert advisers guarantees you make an informed decision when selecting your AED device. 


BuyAEDIndia makes acquiring lifesaving devices an effortless process with competitive prices, fast delivery across India and an intuitive online shopping experience.  


Their commitment extends far beyond sales. They also provide maintenance and reliable customer support to ensure that your AED remains functional at all times. 


BuyAEDIndia stands out as an unparalleled source for defibrillation solutions, with unparalleled products and exceptional service. 


Conclusion 


Sudden cardiac arrest can happen to anyone at any time, and defibrillation is the only proven way to treat it effectively. 


Automated external defibrillators (AEDs) are devices that can restart the heart and restore normal blood flow, giving a person the best chance of survival during a cardiac emergency. 


To make sure AEDs are used safely and effectively, it is important to store them properly in visible locations, perform regular checks to ensure they are working, and teach people how to use them.  


By being prepared and working together, community members, medical professionals, and public safety teams can help save lives and reduce the impact of cardiac emergencies. 


FAQ 


1. What is the main purpose of a defibrillator? 

A defibrillator is used to deliver a shock to the heart to help it start beating normally again during a cardiac arrest. 


2. When should a defibrillator be used? 

It should be used when someone is unconscious, not breathing, and has no pulse, indicating a cardiac arrest. 


3. What are the indications for defibrillation? 

Defibrillation is needed when the heart has ventricular fibrillation (a disorganized heartbeat) or ventricular tachycardia (a fast, abnormal heartbeat). 


4. What is the advantage of a defibrillator? 

A defibrillator can quickly restore a normal heartbeat, improving the chances of survival in a cardiac emergency. 


5. What is better, CPR or defibrillation? 

Both are important. CPR keeps blood flowing, while defibrillation helps restart the heart’s rhythm. Both should be used together for the best chance of survival. 


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